package com.nt.train.service;
import com.nt.train.entity.StudentPO;
import java.util.List;
/**
 * @author hlf
 * @version 1.0
 * @date 2022/8/4 8:03
 */
public interface StudentService {

    StudentPO getByPrimaryKey(Integer id);

    void addStudent(StudentPO student);

    void delStudentById(Long id);

    void updateStudent(StudentPO student);

    List<StudentPO> selectStudent();
}
